/**
 * Software License, Version 1.0
 * 
 * Copyright 2003 The Trustees of Indiana University.  All rights reserved.
 * 
 *
 *Redistribution and use in source and binary forms, with or without 
 *modification, are permitted provided that the following conditions are met:
 *
 *1) All redistributions of source code must retain the above copyright notice,
 * the list of authors in the original source code, this list of conditions and
 * the disclaimer listed in this license;
 *2) All redistributions in binary form must reproduce the above copyright 
 * notice, this list of conditions and the disclaimer listed in this license in
 * the documentation and/or other materials provided with the distribution;
 *3) Any documentation included with all redistributions must include the 
 * following acknowledgement:
 *
 *"This product includes software developed by the Community Grids Lab. For 
 * further information contact the Community Grids Lab at 
 * http://communitygrids.iu.edu/."
 *
 * Alternatively, this acknowledgement may appear in the software itself, and 
 * wherever such third-party acknowledgments normally appear.
 * 
 *4) The name Indiana University or Community Grids Lab or NaradaBrokering, 
 * shall not be used to endorse or promote products derived from this software 
 * without prior written permission from Indiana University.  For written 
 * permission, please contact the Advanced Research and Technology Institute 
 * ("ARTI") at 351 West 10th Street, Indianapolis, Indiana 46202.
 *5) Products derived from this software may not be called NaradaBrokering, 
 * nor may Indiana University or Community Grids Lab or NaradaBrokering appear
 * in their name, without prior written permission of ARTI.
 * 
 *
 * Indiana University provides no reassurances that the source code provided 
 * does not infringe the patent or any other intellectual property rights of 
 * any other entity.  Indiana University disclaims any liability to any 
 * recipient for claims brought by any other entity based on infringement of 
 * intellectual property rights or otherwise.  
 *
 *LICENSEE UNDERSTANDS THAT SOFTWARE IS PROVIDED "AS IS" FOR WHICH NO 
 *WARRANTIES AS TO CAPABILITIES OR ACCURACY ARE MADE. INDIANA UNIVERSITY GIVES
 *NO WARRANTIES AND MAKES NO REPRESENTATION THAT SOFTWARE IS FREE OF 
 *INFRINGEMENT OF THIRD PARTY PATENT, COPYRIGHT, OR OTHER PROPRIETARY RIGHTS. 
 *INDIANA UNIVERSITY MAKES NO WARRANTIES THAT SOFTWARE IS FREE FROM "BUGS", 
 *"VIRUSES", "TROJAN HORSES", "TRAP DOORS", "WORMS", OR OTHER HARMFUL CODE.  
 *LICENSEE ASSUMES THE ENTIRE RISK AS TO THE PERFORMANCE OF SOFTWARE AND/OR 
 *ASSOCIATED MATERIALS, AND TO THE PERFORMANCE AND VALIDITY OF INFORMATION 
 *GENERATED USING SOFTWARE.
 */
package cgl.narada.matching.integer;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;

import cgl.narada.event.TemplateProfileAndSynopsisTypes;
import cgl.narada.matching.Profile;

/**
   An INTEGER profile is stored in this class. The profile includes information
   regarding the integer meeting the client is interested in, and the 
   destination associated with this. 

   @author Shrideep Pallickara 
   $Revision$
   $Date$
*/

public class IntegerProfile implements Profile, IntegerMatchingDebugFlags {
   
  private Integer subscription;
  private int destinations;
  private String profileId;
  private int profileType = TemplateProfileAndSynopsisTypes.INTEGER;

  private String moduleName = "IntegerProfile: ";
  
  /** A IntegerProfile is comprised of both the subscription as well as the 
      destination of the unit/super-unit that has expressed an interest in it.
      @param subscription The integer subscription
      @param destinations The hierarchial destinations associated with this
      integerProfile */
  public IntegerProfile(Integer subscription, int destinations, 
		       String profileId) {
    this.subscription = subscription;
    this.destinations = destinations;
    this.profileId = profileId;
  }
  
  
  /** This method serves to unmarshall a integerProfile stream received over 
      the link. The corresponding marshalling method for the integerProfile is 
      contained within the getBytes() method.
      @param integerProfileBytes The marshalled stream of integerProfile bytes 
      that are received over a link. */
  public IntegerProfile(byte[] integerProfileBytes) {
    ByteArrayInputStream baInputStream = 
      new ByteArrayInputStream(integerProfileBytes);
    DataInputStream din = new DataInputStream(baInputStream);
    
    try {
      subscription = new Integer(din.readInt());
      
      destinations = din.readInt();
      
      byte[] profileIdBytes = new byte[din.readInt()];
      din.readFully(profileIdBytes);
      profileId = new String(profileIdBytes);
      
    } catch(IOException ioe) {
      System.out.println(moduleName + "Error during unmarshalling " + ioe);
    } /* end try-catch */
  }
  
  /** This method returns the subscription associated with the integerProfile.
      @return The subscription.
  */
  public Object getSubscription() {
    return subscription;
  }
  
  /** This method returns the destinations assocaited with the subscription.
      @return The destinations.
  */
  public int getDestination() {
    return destinations;
  }
  
  public String getProfileId() {
    return profileId;
  }

  public int getProfileType() {
    return profileType;
  }
  
  /** This method returns the integerProfile as a stream of bytes, the 
      unmarshalling counterpart to this marshalling scheme is contained within
      one of the IntegerProfile constructors 
      @return The byte stream representation of the integerProfile */
  public byte[] getBytes() {
    ByteArrayOutputStream baOutputStream = new ByteArrayOutputStream();
    DataOutputStream dout = new DataOutputStream(baOutputStream);
    
    try {
      dout.writeInt(subscription.intValue());

      dout.writeInt(destinations);

      dout.writeInt(profileId.length());
      dout.write(profileId.getBytes());
      
      dout.flush();
    } catch (IOException ioe) {
      System.out.println(moduleName + "Error marshalling stream" + ioe);
    } /* end try-catch */
    return baOutputStream.toByteArray();
  }
  
  /** Provides a string representation of the integerProfile instance. 
      @return IntegerProfile as a String object.
  */
  public String toString() {
    String info = "IntegerProfile = [" + subscription + 
      "] Destinations = [" + destinations + "Id = [" + profileId + "]";
    return info;
  }
  
  
  public static void main(String[] args) {
  
  }

}
